Anti-cavity, whitening, anti-allergy, how to choose toothpaste is also an art
See a wide range of various whitening, anti-cavity, 去牙漬牙膏fresh breath, down fire, anti-allergy toothpaste companies  can not know how to choose their own. First of all, the most used is the addition of fluoride, the main component of the tooth is hydroxyapatite, fluoride ions in contact with hydroxyapatite will form fluorapatite, this substance is stronger and more stable than...
0 Comments 0 Shares 1799 Views